轴承代号: NACHI 3981/3920 - 英制圆锥滚子轴承
轴承尺寸
d = 58.738
D = 112.712
B = 30.048
T = 30.162
C = 23.812
a = 4.5
da(min) = 73
db(max) = 67
Da(min) = 99
Db(min) = 106
r1(min) = 3.5
r2(min) = 3.3
Mass(Cone) = 3981
Mass(Cup) = 3920
额定动负荷: 118000
额定静负荷: 172000
极限转速（润滑脂润滑）: 3200
极限转速（油润滑） 4300
